Abandoned anti-ballistic missile base.

This abandoned motel doesn't welcome guests anymore, but decay and a creepy atmosphere still call it home.

A landmark for a trailblazer for female architects and the designer of one of the most famous and opulent buildings in California.

This stately structure has been abandoned for half a century.

Once the largest winery in the world, this castle-like building now sits abandoned on the San Pablo/San Francisco Bay shore.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

One of the ghostly stops along Route 66.

This ghost town in Belgium will lose its street art when it ceases to exist.

An academy where anyone can train in the exciting acrobatic sports of parkour and freerunning.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

The mall's looks were inspired by the cowboy extras who used to meet up—and cause real trouble—at this Hollywood hub.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

Radioactivity still cause for concern at this urban explorer's paradise.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

An alien church provides much needed silence in the midst of a Finland shopping center.

An abstract monument to a symphonic composer.

A subterranean house of worship carved right out of the bedrock.

Hundreds of trees made from glass bottles make up this forest on Route 66.

A black and white mural stands out from its psychedelic surroundings.